Botnet Statistics [2013-02-21]

detection period: 2013-02-21 00:00-23:59 UTC
total number of suspected botnet IPs: 3462
number of botnet IPs notified to network operators: 2711
number of spam blocked: 85393
recipient count of spam blocked: 3104634

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

Rank	Network	# of suspected botnet IPs
1	CTTNET	264
2	CHINANET-HE	183
3	CHINANET-GD	123
4	UNICOM-GD	81
5	RIMA	72
6	BY-BELPAK-20091210	63
7	CHINANET-JS	54
8	UNICOM-HA	53
9	MAINT-CHINANET-HA	50
10	AR-TEAR7-LACNIC	44

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

Rank	Country	# of suspected botnet IPs
1	China	1263
2	United States	269
3	Spain	189
4	Brazil	145
5	Argentina	120
6	Belarus	112
7	Germany	78
8	Russian Federation	73
9	Colombia	73
10	Peru	72